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Search: Posts Made By: Bob123456789
Forum: Pit/Pocket Bikes & Scooters 12-01-2017, 03:33 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Life got in the way of getting this thing going...

Life got in the way of getting this thing going which I want so much soon. Thanks so much to everyone who has helped with that.

First I reset the intake valve gap then did a compression test...
Forum: Pit/Pocket Bikes & Scooters 10-19-2017, 11:17 AM
Replies: 39
Views: 3,790
Posted By Bob123456789
We are going to get this thing going soon! ...

We are going to get this thing going soon! Thanks for everyone's help.


bogieboy do you agree that I should try a valve adjustment before taking everything apart again? Is there anything else I...
Forum: Pit/Pocket Bikes & Scooters 10-19-2017, 09:39 AM
Replies: 39
Views: 3,790
Posted By Bob123456789
Thanks bogieboy. A couple of questions. ...

Thanks bogieboy.


A couple of questions. First is it worth redoing the valve adjustment before pulling it apart? I can do the valve adjustment and be at top dead center by putting something in...
Forum: Pit/Pocket Bikes & Scooters 10-18-2017, 06:43 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Just did the compression test again. Here are...

Just did the compression test again. Here are the results:


60 psi dry
60 psi after putting ATF in the cylinder before the compression test
Forum: Pit/Pocket Bikes & Scooters 10-18-2017, 01:52 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Thank you sir. I will try the ATF in the...

Thank you sir.


I will try the ATF in the cylinder hole followed by a compression test.


Could you elaborate more what you mean by check the timing. Right now everything is together engine...
Forum: Pit/Pocket Bikes & Scooters 10-18-2017, 10:00 AM
Replies: 39
Views: 3,790
Posted By Bob123456789
bogieboy? Anyone?

bogieboy? Anyone?
Forum: Pit/Pocket Bikes & Scooters 10-16-2017, 08:37 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Here is a good summary of how to do the valve...

Here is a good summary of how to do the valve adjustment so you can see how it looks:


http://www.chinesescooterreference.com/jr/Linhai_Valve_Adjustment.pdf


The engine is essentially a...
Forum: Pit/Pocket Bikes & Scooters 10-16-2017, 08:29 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Just got back from O'Reilly's. They don't have a...

Just got back from O'Reilly's. They don't have a leak down tester in their tool loan program. I will look around for someone else who does.


The compression test result I gave was with a Harbor...
Forum: Pit/Pocket Bikes & Scooters 10-16-2017, 01:45 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Given the fact that I just had it all apart...

Given the fact that I just had it all apart aren't the odds higher that some step hasn't been done correctly higher? For example valve adjustment, timing off, timing chain not put on correctly, what...
Forum: Pit/Pocket Bikes & Scooters 10-15-2017, 04:47 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
I just put a new piston and rings in. What other...

I just put a new piston and rings in. What other things can I check before I pull the head? Make sure the timing is correct, check the valve clearance....
Forum: Pit/Pocket Bikes & Scooters 10-15-2017, 03:30 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Thanks for everyone's help with this. The...

Thanks for everyone's help with this.


The battery was low. I was charging it until it said it was full but wasn't checking the voltage. I replaced the battery and fully charged the new one. ...
Forum: Pit/Pocket Bikes & Scooters 10-14-2017, 10:40 AM
Replies: 39
Views: 3,790
Posted By Bob123456789
I removed the vacuum line from the intake...

I removed the vacuum line from the intake manifold so I could spray starter fluid down the hole while I turned the engine over. Unfortunately my battery (relatively new) is shot.


I boosted...
Forum: Pit/Pocket Bikes & Scooters 10-13-2017, 12:12 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
JerryHawk250 I missed your post while I was...

JerryHawk250 I missed your post while I was writing my last one.


The valves were adjusted twice and it made no difference to the fuel flow at high rpms issue. The spark plug is a new one, the...
Forum: Pit/Pocket Bikes & Scooters 10-13-2017, 12:05 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Right now I don't understand why it won't fire. ...

Right now I don't understand why it won't fire. I have fuel in the bowl of the carb when I open the drain hose.


It seems like it is something simple I am missing. It ran real good for 80...
Forum: Pit/Pocket Bikes & Scooters 10-12-2017, 02:59 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
The problem isn't that the vacuum fuel pump...

The problem isn't that the vacuum fuel pump failed. It is that at high rpm vacuum is too low to drive high volumes of fuel with a vacuum fuel pump. That is why I went to the electric fuel pump.
Forum: Pit/Pocket Bikes & Scooters 10-11-2017, 08:35 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
The tank is lower than the carb so gravity won't...

The tank is lower than the carb so gravity won't work here.
Forum: Pit/Pocket Bikes & Scooters 10-11-2017, 10:39 AM
Replies: 39
Views: 3,790
Posted By Bob123456789
Anyone have any ideas how I can get this going?

Anyone have any ideas how I can get this going?
Forum: Pit/Pocket Bikes & Scooters 10-06-2017, 01:59 PM
Replies: 39
Views: 3,790
Posted By Bob123456789
Thanks for everyone's help. That is what I need....

Thanks for everyone's help. That is what I need.


The fuel pump is a Facet 40105 the details of which can be seen here:


http://www.facet-purolator.com/cube-fuel-pump-kits.php


and here:
Forum: Pit/Pocket Bikes & Scooters 10-05-2017, 10:17 AM
Replies: 39
Views: 3,790
Posted By Bob123456789
257 cc Linhai Won't Start or Fire After Fuel Pump Replaced

Hi there.

I have a 257 cc Linhai on a JCL 260. I replaced my vacuum fuel pump with an electric one since it was running short on fuel at high speeds with low vacuum. It appeared to run good. ...
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